Suitable for use with an optical level, the folding rule for leveling surfaces is crafted from carefully chosen wood. On the front, there is an E graduation. Damage to the links and abrasion of the scales are avoided by a weather-resistant varnish. dependable and easy to use Steel joints that are stable and articulable built with robust springs and wood E-pitch front with black and red alternating every meter Retro Style New Vehicle Measurement 54 inches Robust Carry Handle with Leveling Lens 1100g in weight